<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>图书管理系统</title>
    <link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/4.3.1/css/bootstrap.min.css">
    <link rel="stylesheet" href="/library/css/library.css">
</head>
<body>
    <div class="main">
        <div class="manage-nav bg-primary">
            <nav class="navbar bg-primary navbar-dark">
                <ul class="navbar-nav">
                  <li class="nav-item active">
                    <a class="nav-link" href="/library/books.html" target="info-iframe">图书管理</a>
                  </li>
                  <li class="nav-item">
                    <a class="nav-link" href="/library/borrow.html" target="info-iframe">借阅图书</a>
                  </li>
                  <li class="nav-item">
                    <a class="nav-link" href="/library/return.html" target="info-iframe">归还图书</a>
                  </li>
                  <li class="nav-item">
                    <a class="nav-link" href="/library/overtime.html" target="info-iframe">超时查询</a>
                  </li>
                  <li class="nav-item">
                    <a class="nav-link" href="/library/users.html" target="info-iframe">用户管理</a>
                  </li>
                  <li class="nav-item">
                    <a class="nav-link exit" href="#">退出系统</a>
                  </li>
                </ul>
              </nav>
        </div>
        <div class="main-pane">
            <div class="user-nav">
                <p class="username">Admin</p>
            </div>
            <div class="info-pane">
                <iframe src="/library/books.html" frameborder="0" name="info-iframe"></iframe>
            </div>
        </div>
    </div>
</body>
<script src="https://cdn.staticfile.org/jquery/3.2.1/jquery.min.js"></script>
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<script src="/library/js/library.js"></script>
</html>